*{/*清空所有样式*/
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body{
    background:#f6f6f6;
}
#header{
    height: 214px;
    background: white;
}
#header .header_top{
    height: 36px;
    background: #f5f5f5;
}

#header .header_top_center{
    width: 1200px;/*设置版心宽度*/
    height: 36px;/*设置高度*/
    margin: 0 auto;/*居中显示*/
}
#header .h_top_left{
    color: #6C6C6C; /*设置左侧文字颜色*/
    font-size: 13px;/*设置宋体大小*/
    height: 36px;/*设置高度*/
    line-height: 36px;/*设置行高，文字垂直居中显示*/
    float: left;/*左右显示*/
}
#header .h_top_right{
    height: 36px;
    line-height: 36px;
    float: right;/*左右显示*/
}
#header .h_top_right a{
    text-decoration: none;/*把链接下划线去掉*/
    color: #6C6C6C;
    margin: 0 10px;/*上下为0 左右为10距离*/
    font-size: 13px;
}
#header .h_top_right a:hover{
    color: #ff4400;
    font-size: 14px;
}
/*-----------------------------------------------*/
#header .h_c_center{
    width: 1200px;
    margin: 0 auto;
    height: 124px;
}
#header .h_c_logo{
    width: 190px;
    height: 124px;
    float: left;
}
#header .h_c_search{
    width: 815px;
    height: 124px;
    float: left;
    overflow: hidden;
}
#header .h_c_code{
    width: 195px;
    height: 124px;
    float: left;
}
/*内容样式-----------*/
#header .h_c_logo img{
    width: 170px;
    height: 100px;
    margin-top: 10px;
}
#header form {
    margin-top: 40px;
    width: 630px;
    height: 40px;
    margin-left: 80px;
    overflow: hidden;
}
#header form input{
    float: left;
}
#header .s_input{
    width: 555px;
    height: 40px;
    border: 2px solid #ff4400;
    padding-left: 10px;
}
#header .s_button{
    width: 75px;
    height: 40px;
    background: #ff4400;
    border: 1px solid #ff4400;
    color: white;
}
#header .hot{
    margin-left: 80px;
    margin-top: 5px;
}
#header .hot a{
    text-decoration: none;
    margin: 0 5px;
    color: #6C6C6C;
    font-size: 12px;
}
#header .hot a:first-child{
    color: #ff4400;
}
#header .h_c_code img{
    margin-top: 20px;
}
/*导航*/
#nav{
    width: 1200px;
    margin: 0 auto;
    height: 44px;
    background: red;
    line-height: 44px;
    border-radius: 3px;
}
#nav ul{
    list-style: none;
    display: flex;/*伸缩布局*/
    height: 44px;
}
#nav ul li {
    flex: 1;/*平分*/
    text-align: center;/*文字居中*/

}
#nav ul li a{
    color: white;
    font-size: 16px;
    font-weight:bold;
    text-decoration: none;
}
#nav ul li a:hover{
    font-size: 24px;
}

